External Trigger Input Connections Using External Power
Pulled down to External
Input Device Reference
Input
Signal
PNP Photoelectric Sensor
Figure 24. PNP External Trigger Using External Power
TCNM-ACBB1
Function
+V
I2A
I2B
-V
Power Source - Inputs
Input 2 A (polarity insensitive)
Input 2 B (polarity insensitive)
Power Reference - Inputs
Input 2 Connections Using
ABR
Power
CAUTION: Power from the Vdc/GND spring clamps is available directly to the Input Device on the +V/-V
spring clamps, and does not pass through the Power Switch (ON/OFF) inside the TCNM-ACBB1.
Disconnect the power supply when working inside the TCNM-ACBB1.
Power to
Input Device
Input
Input Device
Signal
Reference
Input Device
Figure 25. PNP Input 2 Using ABR Power
ABR 3000 Series Barcode Reader
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